SDL_DestroySemaphore

Use this function to destroy a semaphore.

Contents

Syntax

void SDL_DestroySemaphore(SDL_sem* sem)

sem

^{a pointer to the SDL_sem structure / semaphore to be destroyed}

if (my_sem != NULL) {
        SDL_DestroySemaphore(my_sem);
        my_sem = NULL;
}

*
It is not safe to destroy a semaphore if there are threads currently _blocked waiting on it.
*

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-  ⇤ ← Revision 1 as of 2010-06-02 00:35:16 → 
  Size: 630
  Editor: SheenaSmith
  Comment: create page, add content (Wed Mar 10 ver; changeset 4428)
+   ← Revision 2 as of 2010-09-08 22:32:42 → ⇥
  Size: 839
  Editor: SheenaSmith
  Comment: update content (old wiki)
-Deletions are marked like this.
+Additions are marked like this.
 Line 16:
-||'''sem'''||^a pointer to the SDL_sem structure to be destroyed^||
+||'''sem'''||^a pointer to the SDL_sem structure / semaphore to be destroyed^||
 Line 20:
-You can add your code example here
+if (my_sem != NULL) {
        SDL_DestroySemaphore(my_sem);
        my_sem = NULL;
}
-Line 24:
+Line 27:
-''You can add useful comments here''
+*<<BR>>It is not safe to destroy a semaphore if there are threads currently ,,blocked,, waiting on it. <<BR>>*
-Line 27:
+Line 30:
- .[[SDL_CreateSemaphore]] ???
+ .[[SDL_CreateSemaphore]] *

<<Color2(green,The old wiki lists the other Sem functions as RFs.)>>